Find correlation coefficient of u and v of random variables

Assignment Help Electrical Engineering
Reference no: EM13255011

Two statistically independent random variables, X and Y, have variances of sigma^2 (X) =9 and sigma^2(Y) =25. Two new random variables are defined as:

U = 3X + 4Y

V = 5X - 2Y

(a) Find the variances of U and V.

(b) Find the correlation coefficient of U and V.

Reference no: EM13255011

Questions Cloud

Access of health care cost : How would you use evaluation to improve outcomes and access of health care cost?
Design a sequential circuit with input x and output z : Design a sequential circuit with input x and output Z. The circuit outputs 1 whenever the input "1100" arrives. For example, the following sequence Z is generated as a result of the following input x
The figurative art in persian miniatures : What explains the exceptions to the teachings of Muhammad about figurative art: for example. The figurative art in Persian miniatures?
Define gasoline is composed of hydrocarbons : Gasoline is composed of hydrocarbons. Which additive, ethanol or MTBE, is more compatible (similar) with gasoline? Why? Gas manufactures definitely prefer one of these additives over the other because of the ease of mixing
Find correlation coefficient of u and v of random variables : Two statistically independent random variables, X and Y, have variances of sigma^2 (X) =9 and sigma^2(Y) =25. Two new random variables are defined as: U = 3X + 4Y V = 5X - 2Y (a) Find the variances of U and V.
Anabolic steroids for an extended period : A mutaton in the gene W causes a post-pubertal onset of functional defect in Leydig cells. Which of the following profiles is associated with a male carrying this mutation in the gene W, at 30 years of age? Which of the following can contribute to in..
Indicate the role cost would play : How would you incorporate environmental responsibility in the product development process? How would you incorporate green marketing in it? Support your choice to go green, and indicate the role cost would play.
Explain how much heat energy is required to change : how much heat energy is required to change 1.00*10^3 of ice at -30.0c to steam at 150c
How to schedule them at established intervals : how to schedule them at established intervals. She mentions the new emphasis is due to legal implications for which of these reasons?

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Lithium ion battery technology

The paper includes Lithium ion battery technology with its advantages and disadvantages. The paper discusses about the Lithium air battery in which detailed reactions of Lithium with air including nonaqueous as well as aqueous are given.

  Power transformers and tariffs

Construction of different types of power transformer, significant energy savings

  Paper on orthogonal frequency-division multiplexing

This document is shown a paper on Orthogonal frequency-division multiplexing with advantages, disadvantages and uses.

  Function of the hmi in a scada system

This assignment contains electronics engineering questions like State the commonly found components of a SCADA (Supervisory control and data acquisition) system. and decribe the function of the HMI in a SCADA system.

  Resultant waveform of the odd harmonic series

Prepare an Excel graph showing the individual components and summated resultant waveform of the odd harmonic series resulting in an approximate square wave.

  Explain scada system

Explain the function of the HMI in a SCADA system.

  Design a 2-digit 24 second shot-clock

Design a 2-digit 24 second "shot-clock" countdown timer with pushbutton controller.

  Model a discrete-time system

To understand di erent signal models To be able to model a discrete-time system and design simple signal processing algorithms.

  Draw a relay construction diagram

Draw a relay construction diagram and briefly explain the operation of a relay.

  Frequency division multiplexing

Write a short technical report on Frequency Division Multiplexing

  Impact of electron energy

Briefly discuss the impact of electron energy, electron current and target on the Bremsstrahlung generated.

  Traffic light controller

The schematic of the traffic light controller

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd